01-06-2013
Sorry, 6 is the argument. Why apperars [num] got: [num], [num]?? Is the PID?
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zsh 4.3.4% cat file
ACFCFACCACARCSHFARCVJVASTVAJFTVAJVGHBAJ
zsh 4.3.4% cat file1
A
C
F
R
zsh 4.3.4% <file1 while read;do printf "%s=%d\n" "$REPLY" "${#$(<file)//}";done
A=9
C=7
F=4
R=2
That was the previous post.
But , can anybody can explain me in detail about this line
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----------
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----
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if
then
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> 1
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scrl(3XCURSES) X/Open Curses Library Functions scrl(3XCURSES)
NAME
scrl, scroll, wscrl - scroll a window
SYNOPSIS
cc [ flag... ] file... -I /usr/xpg4/include -L /usr/xpg4/lib
-R /usr/xpg4/lib -lcurses [ library... ]
c89 [ flag... ] file... -lcurses [ library... ]
#include <curses.h>
int scrl(int n);
int scroll(WINDOW *win);
int wscrl(WINDOW *win, int n);
PARAMETERS
n number and direction of lines to scroll
win pointer to the window in which to scroll
DESCRIPTION
The scroll() function scrolls the window win up one line. The current cursor position is not changed.
The scrl() and wscrl() functions scroll the window stdscr or win up or down n lines, where n is a positive (scroll up) or negative (scroll
down) integer.
The scrollok(3XCURSES) function must be enabled for these functions to work.
RETURN VALUES
On success, these functions return OK. Otherwise, they return ERR.
ERRORS
None.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Interface Stability |Standard |
+-----------------------------+-----------------------------+
|MT-Level |Unsafe |
+-----------------------------+-----------------------------+
SEE ALSO
clearok(3XCURSES), libcurses(3XCURSES), attributes(5), standards(5)
SunOS 5.10 5 Jun 2002 scrl(3XCURSES)